28528626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{983}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 65369088

約数和(自身を除く): 36840462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 691, 983, 1382, 1966, 2073, 2949, 4146, 4837, 5898, 6881, 9674, 13762, 14511, 20643, 29022, 41286, 679253, 1358506, 2037759, 4075518, 4754771, 9509542, 14264313, 28528626]

約数ペア:

[(1, 28528626), (2, 14264313), (3, 9509542), (6, 4754771), (7, 4075518), (14, 2037759), (21, 1358506), (42, 679253), (691, 41286), (983, 29022), (1382, 20643), (1966, 14511), (2073, 13762), (2949, 9674), (4146, 6881), (4837, 5898)]